`sigmatheta.com`

DNSSEC	⚠️ Not signed
A	13.248.169.48^{🇺🇸 Amazon13.248.160.0/20}
		PTR	`a904c694c05102f30.awsglobalaccelerator.com`
A	76.223.54.146^{🇺🇸 Amazon76.223.48.0/20}
NS	`ns2.afternic.com` ⭐
		A	2603:5:2226::45^{🇺🇸 GODADDY-DNS2603:5:2220::/44}
			PTR	`ns2.afternic.com`
		A	173.201.66.69^{🇺🇸 GODADDY-DNS173.201.66.0/23}
			PTR	`ns2.afternic.com`
NS	`ns1.afternic.com`
		A	2603:5:2126::45^{🇺🇸 GODADDY-DNS2603:5:2120::/44}
			PTR	`ns1.afternic.com`
		A	97.74.98.69^{🇺🇸 GODADDY-DNS97.74.98.0/23}
			PTR	`ns1.afternic.com`
TXT	`v=spf1 -all`
SOA	`ns2.afternic.com`dns@jomax.net serial=1

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1785670357

Same first word

sigmatheta.org

sigmatheta.com

Similar names

thetasigma.com

DNS History

12 records (4 active, 8 former)

●NSns1.afternic.com2026-06-23 → 2026-08-02 · 3 obs

○ 2026-03-28 07:34:00
● 2026-06-23 17:33:44
● 2026-08-02 11:56:24

○NSns15.domaincontrol.com2015-06-03 → 2026-03-28 · 5 obs

○ 2008-03-17 12:50:04
● 2015-06-03 21:31:40
● 2026-03-28 07:34:00
○ 2026-06-23 17:33:44
○ 2026-08-02 11:56:24

○NSns16.domaincontrol.com2015-06-03 → 2026-03-28 · 5 obs

○ 2008-03-17 12:50:04
● 2015-06-03 21:31:40
● 2026-03-28 07:34:00
○ 2026-06-23 17:33:44
○ 2026-08-02 11:56:24

●NSns2.afternic.com2026-06-23 → 2026-08-02 · 3 obs

○ 2026-03-28 07:34:00
● 2026-06-23 17:33:44
● 2026-08-02 11:56:24

○MXmailstore1.secureserver.net2008-03-17 → 2026-03-28 · 4 obs

● 2008-03-17 12:50:04
● 2026-03-28 07:34:00
○ 2026-06-23 17:33:44
○ 2026-08-02 11:56:24

○MXsmtp.secureserver.net2008-03-17 → 2026-03-28 · 4 obs

● 2008-03-17 12:50:04
● 2026-03-28 07:34:00
○ 2026-06-23 17:33:44
○ 2026-08-02 11:56:24

●A13.248.169.482026-06-23 → 2026-08-02 · 3 obs

○ 2016-08-12 02:42:50
● 2026-06-23 17:33:44
● 2026-08-02 11:56:24

○A184.168.221.302015-06-03 → 2015-12-23 · 5 obs

○ 2008-03-17 12:50:04
● 2015-06-03 21:31:40
● 2015-12-23 23:25:44
○ 2016-04-03 23:40:36
○ 2026-08-02 11:56:24

○A192.30.252.1532016-04-03 → 2016-04-03 · 4 obs

○ 2015-12-23 23:25:44
● 2016-04-03 23:40:36
○ 2016-08-12 02:42:50
○ 2026-08-02 11:56:24

○A192.30.252.1542016-04-03 → 2016-04-03 · 4 obs

○ 2015-12-23 23:25:44
● 2016-04-03 23:40:36
○ 2016-08-12 02:42:50
○ 2026-08-02 11:56:24

○A64.202.189.1702008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 12:50:04
○ 2015-06-03 21:31:40
○ 2026-08-02 11:56:24

●A76.223.54.1462026-06-23 → 2026-08-02 · 3 obs

○ 2016-08-12 02:42:50
● 2026-06-23 17:33:44
● 2026-08-02 11:56:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
sigmatheta.com	ns1.afternic.com, ns2.afternic.com	4 records

✅ Authoritative Response

Server:97.74.98.69

NS records: ns1.afternic.com, ns2.afternic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sigmatheta.com (unsigned zone)

⏱️ Timing

Total: 126ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`76.223.54.146, 13.248.169.48`
NS	2	`ns1.afternic.com, ns2.afternic.com`
MX	1	`. (pri: 0)`
TXT	1	`v=spf1 -all`
SOA	1	`ns1.afternic.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.afternic.com, ns1.afternic.com, ns2.afternic.com...)

Analysis

IP Addresses

sigmatheta.com directs to two IP numbers, 13.248.169.48 and 76.223.54.146

eleke.amzari.com, pew.us, keennation.com and two other host names share IP numbers with sigmatheta.com.

Name Servers

sigmatheta.com is served by two delegated name servers, ns1.afternic.com and ns2.afternic.com.

sigmatheta.com uses the same name servers as several other domains — among them mart.smartmart.net, daisyservices.com, greenbudz.com and two more.

sigmatheta.com has at least partial name server overlap with other domains, such as gopoker.net, evansville.co, cashforflhomes.com and two others.

It is common to see these name servers used together with name servers verification-f6mwz3yrfbsrgianrkzsq6.ns101.verify.hn and verification-q2yfbmuxrvnsdnaogqtqft.ns101.verify.hn.

Each of the two host names carries two IP addresses: ns1.afternic.com points to 97.74.98.69 and 2603:5:2126::45, and ns2.afternic.com points to 173.201.66.69 and 2603:5:2226::45.

sigmatheta.com - robtex.com

sigmatheta.com

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